Articles with "dual defect" as a keyword



Regulating Ion Transfer Dynamics and Potassium Polyselenide Dissolution in Dual‐Defect MoSe2‐x@NC for Ultrafast and Stable Potassium‐Ion Storage

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202424278

Abstract: Molybdenum diselenide (MoSe2), a promising anode material for potassium‐ion batteries (KIBs), often suffers from sluggish kinetics, substantial volumetric expansion, and dissolution and shuttling of intermediate phases, resulting in unsatisfactory cycle stability and rate performance. In… read more here.

Keywords: dissolution; dual defect; ion; mose2 ... See more keywords
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Manipulating Electrocatalytic Li2 S Redox via Selective Dual-Defect Engineering for Li-S Batteries.

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Published in 2021 at "Advanced materials"

DOI: 10.1002/adma.202103050

Abstract: Lithium-sulfur (Li-S) batteries are promising candidates for next-generation energy storage, yet they are plagued by the notorious polysulfide shuttle effect and sluggish redox kinetics. While rationally designed redox mediators can facilitate polysulfide conversion, favorable bidirectional… read more here.

Keywords: selective dual; defect engineering; dual defect; redox ... See more keywords

Construction of dual defect mediated Z-scheme photocatalysts for enhanced photocatalytic hydrogen evolution

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Published in 2019 at "Applied Catalysis B: Environmental"

DOI: 10.1016/j.apcatb.2019.01.004

Abstract: Abstract The construction of Z-scheme system is a promising approach for photocatalytic hydrogen evolution (PHE). In this study, we fabricated a direct Z-scheme system consisting of defect-rich g-C3N4 nanosheets (DR-CNNS) crumpled nanosheets with defect-rich TiO2… read more here.

Keywords: dual defective; dual defect; construction; photocatalytic hydrogen ... See more keywords

Elucidating dual-defect mechanism in rhenium disulfide nanosheets with multi-dimensional ion transport channels for ultrafast sodium storage

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Published in 2020 at "Nano Energy"

DOI: 10.1016/j.nanoen.2020.105189

Abstract: Abstract The sodium-ion storage property in two-dimensional transition metal dichalcogenides (TMDs) is still seriously confined due to the lacking of efficient pathways for Na+ insertion, which enlightens the construction of multi-dimensional ion channels a necessary.… read more here.

Keywords: storage; dual defect; multi dimensional; ion ... See more keywords

Dual-Defect Donor-Acceptor Pairing in Metal Oxide Semiconductors for Enhanced CO2 Photoreduction.

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Published in 2025 at "Nano letters"

DOI: 10.1021/acs.nanolett.5c04671

Abstract: Defect engineering has emerged as a powerful approach to enhance the photocatalytic activity of metal oxides, yet the role of oxygen vacancies, commonly regarded as the Shockley-Read-Hall charge recombination centers, remains controversial. Taking bismuth oxybromide… read more here.

Keywords: defect; dual defect; donor acceptor; defect engineering ... See more keywords

Dual-defect semiconductor photocatalysts for solar-to-chemical conversion: advances and challenges.

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Published in 2024 at "Chemical communications"

DOI: 10.1039/d3cc06102g

Abstract: Among the renewable energy technologies to deal with increasing energy crisis and environmental concerns, solar-to-chemical conversion via photocatalysis holds great promise for sustainable energy supply. To date, a variety of modification strategies with different types… read more here.

Keywords: solar chemical; semiconductor; semiconductor photocatalysts; defect semiconductor ... See more keywords

Synergistic dual-defect band engineering for highly-efficient photocatalytic degradation of microplastics via Nb-induced oxygen vacancies in SnO2 quantum dots

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Published in 2025 at "Journal of Materials Chemistry A"

DOI: 10.1039/d4ta07579j

Abstract: The band structure is a crucial consideration in designing semiconductor photocatalysts, particularly as size has been continuously decreasing over the past decades. However, the bandgap of nanostructures is usually broadened... read more here.

Keywords: defect band; band; band engineering; dual defect ... See more keywords